The physician, to the extent he is a physician, considers only the good of the patient in what he prescribes, and his own not at all
Plato'But the man who is ready to taste every form of knowledge, is glad to learn and never satisfied - he's the man who deserves to be called a philosopher, isn't he?'
PlatoWhen the mind's eye rests on objects illuminated by truth and reality, it understands and comprehends them, and functions intelligently; but when it turns to the twilight world of change and decay, it can only form opinions, its vision is confused and its beliefs shifting, and it seems to lack intelligence.
Plato